How to Create a Scanner Effect in Blender 5.0 (Geometry Nodes Tutorial)

Patreon Link: https://www.patreon.com/c/Rasheedsedit Patreon Post Link: https://www.patreon.com/posts/how-to-create-in-147896478 Gumroad Link: TBD Blender Marketplace: TBD This tutorial shows how to create a scanner effect in Blender 5.0 using Geometry Nodes, controlled by an animated empty to drive the scan direction and movement across a mesh. In this video, you’ll learn how to set up a Geometry Nodes modifier, use an empty with Object Info set to Relative, separate geometry by faces, calculate scan direction using vector math and dot product, control the scan area with math nodes, and restore the original mesh using Join Geometry. The tutorial also covers adding scan lines by converting selected geometry to points, instancing curve lines, realizing instances, positioning them using the empty, reducing line density with Merge by Distance, and giving the lines thickness using Curve to Mesh. This tutorial is best suited for beginner to intermediate Blender users who want to understand practical Geometry Nodes workflows in Blender 5.0, especially for creating animated scan or sweep-style effects controlled by simple transforms.